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Becaplermin
Pronunciation
U.S. Brand Names
Generic Available
Synonyms
Pharmacological Index
Use
Pregnancy Risk Factor
Contraindications
Warnings/Precautions
Adverse Reactions
Stability
Mechanism of Action
Pharmacodynamics/Kinetics
Usual Dosage
Monitoring Parameters
Mental Health: Effects on Mental Status
Mental Health: Effects on Psychiatric Treatment
Dental Health: Local Anesthetic/Vasoconstrictor Precautions
Dental Health: Effects on Dental Treatment
Patient Information
Dosage Forms

Pronunciation
(be KAP ler min)

U.S. Brand Names
Regranex®

Generic Available

No


Synonyms
Recombinant Human Platelet-Derived Growth Factor B; rPDGF-BB

Pharmacological Index

Growth Factor, Platelet-derived; Topical Skin Product


Use

Debridement adjunct for the treatment of diabetic ulcers that occur on the lower limbs and feet


Pregnancy Risk Factor

C


Contraindications

Hypersensitivity to becaplermin or any component of its formulation; known neoplasm(s) at the site(s) of application; active infection at ulcer site


Warnings/Precautions

Concurrent use of corticosteroids, cancer chemotherapy, or other immunosuppressive agents; ulcer wounds related to arterial or venous insufficiency. Thermal, electrical, or radiation burns at wound site. Malignancy (potential for tumor proliferation, although unproven; topical absorption is minimal). Should not be used in wounds that close by primary intention. For external use only.


Adverse Reactions

<1%: Erythema with purulent discharge, ulcer infection, tunneling of ulcer, exuberant granulation tissue, local pain, skin ulceration


Stability

Refrigerate at 2°C to 8°C (36°F to 46°F); do not freeze


Mechanism of Action

Recombinant B-isoform homodimer of human platelet-derived growth factor (rPDGF-BB) which enhances formation of new granulation tissue, induces fibroblast proliferation, and differentiation to promote wound healing


Pharmacodynamics/Kinetics

Onset: Complete healing of diabetic ulcers in 15% of patients within 8 weeks and 25% of patients at 10 weeks

Absorption: Systemic absorption is minimal

Distribution: Binds to PGDF-beta receptors in normal skin and granulation tissue


Usual Dosage

Adults: Topical:

The amount of becaplermin to be applied will vary depending on the size of the ulcer area. To calculate the length of gel applied to the ulcer, measure the greatest length of the ulcer by the greatest width of the ulcer in inches. Tube size will determine the formula used in the calculation. For a 15 or 7.5 g tube, multiply length x width x 0.6. For a 2 g tube, multiply length x width x 1.3.

Note: If the ulcer does not decrease in size by ~30% after 10 weeks of treatment or complete healing has not occurred in 20 weeks, continued treatment with becaplermin gel should be reassessed.


Monitoring Parameters

Ulcer volume (pressure ulcers); wound area; evidence of closure; drainage (diabetic ulcers); signs/symptoms of toxicity (erythema, local infections)


Mental Health: Effects on Mental Status

None reported


Mental Health: Effects on Psychiatric Treatment

None reported


Dental Health: Local Anesthetic/Vasoconstrictor Precautions

No information available to require special precautions


Dental Health: Effects on Dental Treatment

No effects or complications reported


Patient Information

Hands should be washed thoroughly before applying. The tip of the tube should not come into contact with the ulcer or any other surface; the tube should be recapped tightly after each use. A cotton swab, tongue depressor, or other application aid should be used to apply gel.

Step-by-step instructions for application:

Squeeze the calculated length of gel on to a clean, firm, nonabsorbable surface (wax paper)

With a clean cotton swab, tongue depressor, or similar application aid, spread the measured gel over the ulcer area to obtain an even layer

Cover with a saline-moistened gauze dressing. After ~12 hours, the ulcer should be gently rinsed with saline or water to remove residual gel and covered with a saline-moistened gauze dressing ( without gel).


Dosage Forms

Gel, topical: 0.01% (2 g, 7.5 g, 15 g)


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